Author: Andrew Wagner
Date: 19:26:19 06/10/04
Go up one level in this thread
On June 10, 2004 at 21:01:00, Anthony Cozzie wrote: >I am going to summarize my viewpoint here, and leave it at that. Ultimately it >is your format, so you can do whatever you want with it. I am just trying to >give you some advice. > >You have 3 options: SAN, Coordinate, and Long SAN > >SAN Advantages: Easy for humans to read >SAN Disadvantages: Relatively difficult to parse. See epd.c. > >Coordinate Advantages: Easy to parse (1 line). >Coordinate Disadvantage: Difficult for humans to read > >Long SAN Advantages: Pretty easy for humans to understand > Easy to parse (1 line) >Long SAN Disadvantages: 2 extra characters over coordinate. > >You and Russel say that no one is supposed to be reading these files. I say why >go out of your way to make it hard? Why throw away something that you can get >for free? I can think of any number of scenarios where it would be useful to >look in the file. For example, Zappa makes a questionable move, so I go back >and grep for the move. Then I can read score, ply, PV, etc. I don't know about >you, but I can follow at least 8-10 ply of a PV if it is SAN. > >I simply do not see any advantage to coordinate notation over long SAN. Let me >make this clear: coordinate is not easier to parse for computers, but it is much >more difficult for humans to understand. The *only* advantage of coordinate >notation that you save 2 bytes. Coordinate is not too bad when you have the >board in front of you, but when you are recalling something from memory it is >much worse. > >The (obvious) international solution is simply to allow any piece type. You are >free to write Xf3xe5 Vd6-d5 or any other random characters you like. The piece >letter is for the human. The only issue is the promotion type, but you'll have >to worry about that anyway for coordinate notation. > >What it comes down to is this: is there _any_ point where coordinate is better >than Long SAN? > >anthony Good summary. You make some excellent points, and I'm beginning to favor your viewpoint a bit more now.
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